69028180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{265493}}^1$

素因数の和:265515

約数の個数: 24

約数和(自身を含む): 156110472

約数和(自身を除く): 87082292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 265493, 530986, 1061972, 1327465, 2654930, 3451409, 5309860, 6902818, 13805636, 17257045, 34514090, 69028180]

約数ペア:

[(1, 69028180), (2, 34514090), (4, 17257045), (5, 13805636), (10, 6902818), (13, 5309860), (20, 3451409), (26, 2654930), (52, 1327465), (65, 1061972), (130, 530986), (260, 265493)]